Question

You have found that a good ratio of pizza to people is 1:3 if a class reunion is to be organized and there will be 12 people how many pizzas do you need for the class reunion

Answer 1

4 pizzas

Explanation:

For every 1 pizza, 3 people will eat it.

For every x pizzas, 12 people will eat it.

So, for every 4 pizzas, 12 people will eat it.

1:3

x:12

12/3=4

4:12